Re: Nitrogen Systems

why nitrogen instead of the MIC chemical/insecticide? Nitrogen for dry systems yes, chemicals for wet. Shock the MIC with a 20 PPM mixture, and then maintain at 10 PPM with injection pump at the riser or pump room. Problem is the damage already done to the systems' piping, and the amount of blockag

RE: Sprinkler Zones in Multi-Tenant Building (Roland Huggins)

Thanks Rick. No, the supply piping to each tenant is above ground. The controls for the building are located near the center of the building and supplied with overhead piping from there. Reed A. Roisum, SET | Karges-Faulconbridge, Inc. | Senior Fire Protection Designer | Fargo, ND | direct: 7

Re: Nitrogen Systems

Have you seen any seminars on the Nitrogen Generators?3-4 manufacturesIt could be MIC, but probably more corrosion related.Nitrogen can slow corrosion but can not fix existing problems. At a   SFPE lunch talk about this. Probably you can Identify areasthat have leaked, (trapped oxygen & H2O) and

RE: Nitrogen Systems

No. It’s a wet system and very little is Galv. John Irwin Sprinkler Construction Manager Critical System Solutions, LLC Cell: 813.618.2781 Email: jir...@criticalsystemsolutions.com From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firespri

Re: Nitrogen Systems

Is the system currently galv piping? Sent from my iPhone > On Aug 15, 2016, at 10:51 AM, John Irwin > wrote: > > We’re servicing two high rise buildings that are MIC infested. It’s to the > point where we are repairing leaks nearly three times a week. Our clients > have asked us to put toget

Nitrogen Systems

We're servicing two high rise buildings that are MIC infested. It's to the point where we are repairing leaks nearly three times a week. Our clients have asked us to put together some pricing for a Nitrogen system. This is going to be a massive expense for the client as were looking at something

RE: Underground

Yes, but it turns out to be corrosion on the cast fitting and not something with the lead joint. Thanks Craig, Dave, and RP. Scott Office: (763) 425-1001 x 2 Cell: (612) 759-5556 From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of craig.pr...@ch2m.com Sen

RE: Underground

Did you try to Google search for this? Craig L. Prahl Fire Protection Group Lead/SME CH2M 200 Verdae Blvd. Greenville, SC 29607 Direct - 864.920.7540 Fax - 864.920.7129 CH2MHILL Extension 77540 craig.pr...@ch2m.com From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] O